Summary: A re you ready to try a new way to wake up? Let us know by posting a comment below. Tired of greeting each day in a state of alarm-induced panic? Then the Philips Wake-up Light (model HF3490) could transform your whole relationship with waking up. Instead of blaring harsh sounds to jolt sleepers to consciousness, the device mimics the natural effect of waking up with the sunrise by slowing brightening over a 30 minute period.